Home / 9,213.68-13,824.60-4,830.09

Finding the Fourth Proportional to 9,213.68, 13,824.60 and 4,830.09

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Solution

The fourth proportional to 9,213.68, 13,824.60 and 4,830.09 is: 7,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.68 : 13,824.60 = 4,830.09 : x
  2. Step 2: Convert to fraction form
    9,213.68/13,824.60 = 4,830.09/x
  3. Step 3: Cross multiply
    9,213.68x = 13,824.60 × 4,830.09
  4. Step 4: Simplify right side
    9,213.68x = 66,774,062.21
  5. Step 5: Solve for x
    x = 66,774,062.21/9,213.68
  6. Step 6: Final answer
    x = 7,247.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.